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| author | Roland McGrath <roland@gnu.org> | 2004-08-15 23:33:02 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2004-08-15 23:33:02 +0000 |
| commit | a489c5298d5350e2b443af444e3303d01667e6a3 (patch) | |
| tree | 8bd003a06dffca3decf417f0092a0758ce3e9850 /sysdeps/unix/sysv/linux/kernel-features.h | |
| parent | 2d26a7173c076ff8f40c9bbdbff80166ff0c781d (diff) | |
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[BZ #227]
2004-08-15 Roland McGrath <roland@redhat.com>
[BZ #227]
* sysdeps/unix/sysv/linux/kernel-features.h
(__ASSUME_BRK_PAGE_ROUNDED): New macro.
* sysdeps/unix/sysv/linux/dl-sysdep.c (frob_brk)
[! __ASSUME_BRK_PAGE_ROUNDED]: Adjust the break up if it falls within
the partial page after the dynamic linker's own data segment.
Diffstat (limited to 'sysdeps/unix/sysv/linux/kernel-features.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/kernel-features.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h index ee089d550b..6f19fc6360 100644 --- a/sysdeps/unix/sysv/linux/kernel-features.h +++ b/sysdeps/unix/sysv/linux/kernel-features.h @@ -400,3 +400,9 @@ #if __LINUX_KERNEL_VERSION >= 132612 # define __ASSUME_GETDENTS32_D_TYPE 1 #endif + +/* Starting with version 2.5.3, the initial location returned by `brk' + after exec is always rounded up to the next page. */ +#if __LINUX_KERNEL_VERSION >= 132355 +# define __ASSUME_BRK_PAGE_ROUNDED 1 +#endif |